CVE-2025-55076
MEDIUM EPSS 7.4%
Published Dec 3, 20256mo ago · Modified Jun 17, 20261w ago
6.2 CVSS 3.1
Published Dec 3, 2025 6mo ago
Last Modified Jun 17, 2026 1w ago
Description
A local privilege escalation vulnerability exists in the InstallationHelper service included with Plugin Alliance Installation Manager v1.4.0 for macOS. The service accepts unauthenticated XPC connections and executes input via system(), which may allow a local user to execute arbitrary commands with root privileges.
CVSS Details
Base Score
Exploitability
Impact
Vector string
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N Attack Vector Local
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality High
Integrity None
Availability None
Threat Intelligence
EPSS Exploit Probability
7.4% percentile
Exploit & Patch Status
Public Exploit Known
No Patch Available
Weaknesses 1
CWE-269 Improper Privilege Management Authorization
Affected Products 2
| Vendor | Product | Version | Range |
|---|---|---|---|
| plugin-alliance | installation_manager | 1.4.0 | any |
| apple | macos | * | any |
References 1
- almightysec.com https://almightysec.com/plugin-alliance-helpertool-xpc-service-local-privilege-escalation/
Remediation
No remediation data recorded yet
Check vendor advisories and the NVD entry for patch availability.